Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.887313E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:17:51+0800
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    1 Object 1

    AOE ID 56957
    NORAD ID 56957
    Object Type PAYLOAD
    Country
    IT IT
    VS

    2 Object 2

    AOE ID 57867
    NORAD ID 57867
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ION SCV-011 STARLINK-30439
    Time of Closest Approach 2026-09-11T20:54:36+0000
    Collision Probability (Pc) 2.887313E-6
    Conjunction Distance (km) 1.952 km
    Relative Speed (km/s) 13.6 km/s
    Conjunction Risk Parameters R (Radial): -1.498 | I (In-track): -0.565 | C (Cross-track): -1.115
    Collision Risk Index (CRI) 0.44
    X Position (km) -543.41 -544.329
    Position Y (km) -5580.275 -5579.391
    Position Z (km) -3960.798 -3959.321
    Velocity X (km/s) -0.894 6.601
    Velocity Y (km/s) 4.428 -2.609
    Velocity Z (km/s) -6.131 2.771

    Orbital Parameters 国际轨道数据源

    Parameter ION SCV-011 STARLINK-30439
    Semimajor Axis (a) 6855.274 km 6861.214 km
    Eccentricity (e) 0.000851 0.000160
    Inclination (i) 98.1360° 43.0038°
    RAAN 88.9080° 324.7236°
    Perigee Argument 98.5689° 265.7972°
    Mean Anomaly (M) 261.6514° 94.2697°
    Apogee 482.969 km 484.175 km
    Perigee 471.305 km 481.979 km
    Orbit Epoch 2026-09-10T15:42:37+0000 2026-09-09T22:05:05+0000

    ION SCV-011 & STARLINK-30439 Collision Probability (Pc) Trend

    ION SCV-011 & STARLINK-30439 Collision Probability (Pc) TrendNot Available

    ION SCV-011 & STARLINK-30439 Miss Distance (Miss Distance) Trend

    ION SCV-011 & STARLINK-30439 Miss Distance (Miss Distance) TrendNot Available

    ION SCV-011Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30439Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ION SCV-011Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30439Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ION SCV-011

    No nearby objects data